19 July 2012

Connect Amazon EC2 Instance to RDS DB

This cost me some time and by the looks of some Google searches it cost a few other people time too.

You need to first click on DB Security Groups and add the Elastic IP of your EC2 instance as an CIDR. The important bit that I missed is you also need to add the EC2 Security Group that your EC2 instance is configured with.

This guy figured it out:

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